Angular 2 Interview Questions and Answer for Experience
Angular 2 interview questions and Answer for Experience that have been designed for Angular 2 programmers who are preparing online interviews on Angular 2 interviews question. Visit Website: https://www.onlineinterviewquestions.com/angular2-interview-questions/
Angular 2 interview questions and Answer for Experience that have been designed for Angular 2 programmers who are preparing online interviews on Angular 2 interviews question. Visit Website: https://www.onlineinterviewquestions.com/angular2-interview-questions/
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<strong>Angular</strong> 2 interview questions & <strong>Answer</strong> <strong>for</strong> <strong>Experience</strong><br />
Here, we have added some basic and advanced or both questions on <strong>Angular</strong> 2<br />
that help you to crack interview on <strong>Angular</strong> 2
What is <strong>Angular</strong> 2?<br />
<strong>Angular</strong> 2 is a completely revived component-based framework in which an<br />
application is a tree of loosely coupled components. It is a more advanced<br />
version of angularJS. It is more of an “all in one” framework so it also helps in<br />
creating a single website without getting trapped into different JS<br />
frameworks. An <strong>Angular</strong> 2 is a modular framework in which our code is<br />
divided into individual procedures that offer a similar kind of functionality,<br />
hence improving the testing, up gradation and maintenance of the<br />
application.<br />
It has a lot of useful features such as- server-side rendering, cross-plat<strong>for</strong>m,<br />
and supports more languages than any other framework. It is a new<br />
typescript framework built around the concept of components which is<br />
paving the way <strong>for</strong> a better and spacious development.
What are the new features of <strong>Angular</strong> 2<br />
<strong>Angular</strong> 2 is a plat<strong>for</strong>m that encompasses a wide range of capabilities. Some new<br />
features were added in <strong>Angular</strong> 2 which includes:<br />
1. Universal server rendering- It is the library which is used to make building<br />
universal apps a smooth experience. It is an important feature of <strong>Angular</strong> 2.<br />
2. A mobile toolkit- It provides all the mobile toolkit and techniques to build highper<strong>for</strong>mance<br />
mobile applications. The web applications which are developed<br />
using the mobile toolkit can be loaded on any device with or without internet<br />
connection which is a great advantage.<br />
3. A command line interface-it can generate components, routes, services, and<br />
pipes with the help of commands.<br />
4. Data binding- data binding has been improved in <strong>Angular</strong> 2. So, whatever DOM<br />
element property you need to bind, you just wrap it in square brackets. E.g.-<br />
5. Modular- various modules have been removed from angular’s core, which has<br />
resulted in better per<strong>for</strong>mance.<br />
6. Modern- <strong>Angular</strong> 2 has been targeted as modern browsers in which various<br />
hacks that make angular harder to develop have been removed.
List of Top 20 <strong>Angular</strong> 2 interview questions<br />
• What is <strong>Angular</strong> 2?<br />
• List some advantages of <strong>Angular</strong> 2 over <strong>Angular</strong>1?<br />
• What are the new features of <strong>Angular</strong> 2?<br />
• How do you define the transition between two states in <strong>Angular</strong>?<br />
• How to declare a component in <strong>Angular</strong> 2?<br />
• What is the difference between observable and promises?<br />
• List the differences between <strong>Angular</strong> 2 components vs. directives?<br />
• What is ECMAScript?<br />
• What is Traceur Compiler?<br />
• List the modern browsers supported by <strong>Angular</strong> 2?<br />
• When to use Ngoninit and constructor in <strong>Angular</strong> 2?<br />
• How to cache an observable data?<br />
• List out the differences between ActivatedRoute and RouterState, with<br />
reference to <strong>Angular</strong> 2.
• What would you have in a shared module in <strong>Angular</strong> 2?<br />
• What do you mean by a structural directive in <strong>Angular</strong> 2?<br />
• What do you understand by a template variable? How is it used?<br />
• Explain the concept of lazy loading in <strong>Angular</strong> 2.<br />
• What is the difference between constructor and ngOnlnit in <strong>Angular</strong> js?<br />
• What is the meaning of component life cycle in <strong>Angular</strong> 2?<br />
• What is the use of ngForTrackBy directive?<br />
These are some <strong>Angular</strong> 2 interview questions and <strong>Answer</strong>. To find more Question and<br />
<strong>Answer</strong> Visit our website.<br />
Website:<br />
https://www.onlineinterviewquestions.com/